Issued Patents 2023
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841090 | Capacity control valve | Masahiro Hayama, Takahiro Ejima, Keigo Shirafuji | 2023-12-12 |
| 11821540 | Capacity control valve | Masahiro Hayama, Toshinori Kanzaki, Wataru Takahashi, Keigo Shirafuji | 2023-11-21 |
| 11802552 | Capacity control valve | Keigo Shirafuji, Masahiro Hayama, Toshinori Kanzaki, Keichi Urushiyama | 2023-10-31 |
| 11754194 | Capacity control valve | Masahiro Hayama, Toshinori Kanzaki, Wataru Takahashi, Keigo Shirafuji | 2023-09-12 |
| 11635152 | Capacity control valve | Masahiro Hayama, Toshinori Kanzaki, Wataru Takahashi, Keigo Shirafuji | 2023-04-25 |
| 11598437 | Capacity control valve | Takahiro Ejima, Keigo Shirafuji, Kenshiro Furukawa | 2023-03-07 |
| 11555489 | Capacity control valve | Masahiro Hayama, Takahiro Ejima, Daichi Kurihara, Wataru Takahashi, Keigo Shirafuji +1 more | 2023-01-17 |
| 11542929 | Capacity control valve and method for controlling capacity control valve | Masahiro Hayama, Hiroyuki Nishinosono, Keigo Shirafuji, Yoshihiro Ogawa, Daichi Kurihara +1 more | 2023-01-03 |